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T129215BU BPosition GPU Cooling Fan, VGA Graphics Card Cooler Replacement for RTX 4090 OG OC and RTX 4090 OG Video Card, Single BFan for Graphics Card Heat Dissipation Repair
- Single Bposition replacement fan model T129215BU, compatible with RTX 4090 OG OC and RTX 4090 OG graphics cards
- Standard 4pin PWM connector supports dynamic speed adjustment and realtime tachometer feedback signal
- Dual ball bearing reduces mechanical friction for stable longhour rotation under heavyload gaming workloads
- Optimized fanblade delivers sufficient airflow to cool GPU core, VRAM and power supply modules
- Perfect replacement for noisy, rattling, stuck or burnedout original Bfan on multifan graphics card assembly
- Effectively solves GPU overheating, thermal throttling and hightemperature shutdown risks
- Strict factory electrical and rotation testing for reliable gaming performance
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T129215BU Bposition graphics card cooling fan is a precision replacement part for RTX 4090 OG OC and RTX 4090 OG video cards. Dual ball bearing construction minimizes internal abrasion and maintains steady rotation during longtime gaming and rendering tasks. The 4pin PWM interface supports automatic speed regulation and tachometer feedback, matching the original graphics card thermal control logic. Optimized fanblade generates practical airflow to dissipate heat from GPU core, memory chips and power circuits. It serves as positionB fan for multifan graphics card assemblies, replacing defective original units. Please verify fan position, mounting hole layout and connector definition before purchase. Heatsink and mounting screws are not included.
Fan Model: T129215BU (BPosition Fan)
Quantity: 1 Piece
Compatible GPU: RTX 4090 OG OC, RTX 4090 OG
Connector: 4Pin PWM Speed Control + Tachometer Feedback
Bearing Type: Dual Ball Bearing
Fan Type: VGA Graphics Card GPU Cooling Fan
Application: Graphics Card Heat Dissipation Replacement Repair
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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